Special units shall be tested for damages before they are used furthermore. In order to guarantee that all damages will be discovered the test methods mentioned in this document shall be used.
DIN 27201-7:2006 history
2020DIN 27201-7:2020-06 State of railway vehicles - Basic principles and production technology - Part 7: Non-destructive testing (NDT) / Note: DIN 27201-7 (2014-05) remains valid alongside this standard until 2020-11-30.
1970DIN 27201-7:2020 Zustand der Eisenbahnfahrzeuge - Grundlagen und Fertigungstechnologien - Teil 7: Zerstörungsfreie Prüfung (ZfP)
1970DIN 27201-7 E:2019-09 State of railway vehicles - Basic principles and production technology - Part 7: Non-destructive testing (NDT)
2019DIN 27201-7 E:2019 Draft Document - State of railway vehicles - Basic principles and production technology - Part 7: Non-destructive testing
2014DIN 27201-7:2014 State of railway vehicles - Basic principles and production technology - Part 7: Non-destructive testing
2006DIN 27201-7:2006 State of railway vehicles - Basic principles and production technology - Part 7: Non-destructive test